rat (n.)
- aardvark
- aardwolf
- alpaca
- anteater
- antelope
- aoudad
- apar
- apostate
- armadillo
- ass
- aurochs
- babble
- badger
- bandicoot
- bassarisk
- bastard
- bat
- bear
- beaver
- betrayer
- bettong
- binturong
- bison
- blab
- blabber
- blackleg
- bobcat
- bolt
- buffalo
- bugger
- burro
- cachalot
- camel
- camelopard
- capybara
- carabao
- caribou
- cat
- catamount
- cattalo
- cavy
- chamois
- cheetah
- chevrotain
- chignon
- chinchilla
- chipmunk
- cockatrice
- conspirator
- coon
- cougar
- cow
- coyote
- coypu
- creep
- cur
- deer
- defect
- defector
- desert
- dingo
- dog
- donkey
- dormouse
- double-crosser
- double-dealer
- dromedary
- echidna
- eland
- elephant
- elk
- ermine
- eyra
- fall
- fart
- ferret
- fink
- fisher
- fitch
- foumart
- fox
- gazelle
- gemsbok
- genet
- giraffe
- glutton
- gnu
- goat
- gopher
- groundhog
- guanaco
- hamster
- hare
- hartebeest
- hedgehog
- heel
- hippopotamus
- hog
- hood
- hooligan
- horse
- hyena
- hyrax
- ibex
- informer
- intriguer
- jackal
- jackass
- jackrabbit
- jaguar
- jaguarundi
- jerboa
- jerk
- kangaroo
- karakul
- kinkajou
- koala
- lapin
- leak
- lemming
- leopard
- lion
- llama
- louse
- lynx
- machinator
- mammoth
- mara
- marmot
- marten
- mastodon
- meanie
- meerkat
- mink
- mole
- mongoose
- moose
- mother
- mouflon
- mouse
- mule
- muntjac
- muskrat
- musquash
- narc
- nark
- nilgai
- nutria
- ocelot
- okapi
- onager
- opossum
- otter
- ounce
- ox
- painter
- panda
- pangolin
- panther
- peach
- peccary
- peludo
- phalanger
- pig
- pill
- platypus
- plotter
- polecat
- porcupine
- possum
- poyou
- prick
- pronghorn
- puma
- quisling
- rabbit
- raccoon
- recreant
- reindeer
- rhinoceros
- roe
- roebuck
- sable
- scab
- schemer
- scum
- serpent
- serval
- sheep
- shit
- shithead
- shrew
- sika
- sing
- skunk
- sloth
- snake
- snitch
- spill
- springbok
- squeak
- squeal
- squirrel
- stinker
- stoat
- stool
- strikebreaker
- suslik
- swine
- switch
- takin
- talk
- tamandua
- tamarin
- tapir
- tarpan
- tatou
- tatouay
- tattle
- tergiversator
- tiger
- timeserver
- toad
- traitor
- treasonist
- trimmer
- turd
- turn
- turnabout
- turncoat
- urus
- vole
- wallaby
- warthog
- waterbuck
- weasel
- whistler
- wildcat
- wildebeest
- wolf
- wolverine
- wombat
- woodchuck
- yak
- zebra
- zebu
- zoril
rat (v.)
- apostatize
- ass
- babble
- badger
- bat
- bear
- beaver
- betray
- blab
- blabber
- blackleg
- blurt
- bolt
- buffalo
- bugger
- cat
- coon
- cow
- creep
- cur
- deer
- defect
- desert
- dog
- elk
- ermine
- fall
- fart
- ferret
- fink
- fox
- hare
- heel
- hog
- hood
- horse
- inform
- jackrabbit
- jerk
- leak
- lion
- louse
- moose
- mother
- mouse
- nark
- otter
- ounce
- ox
- peach
- pig
- pill
- possum
- prick
- rabbit
- renounce
- repudiate
- sable
- scab
- scum
- secede
- shit
- shrew
- sing
- skunk
- snake
- snitch
- spill
- squeak
- squeal
- stool
- switch
- talk
- tattle
- tergiversate
- turn
- wolf
- yak
I smell a rat.
I begin to smell a rat.
Not die here in a rage, like a poisoned rat in a hole.